diff --git a/compiler-rt/lib/asan/tests/asan_test.cpp b/compiler-rt/lib/asan/tests/asan_test.cpp
--- a/compiler-rt/lib/asan/tests/asan_test.cpp
+++ b/compiler-rt/lib/asan/tests/asan_test.cpp
@@ -623,7 +623,7 @@
 
 #if !defined(__ANDROID__) && !defined(__arm__) && !defined(__aarch64__) && \
     !defined(__mips__) && !defined(__mips64) && !defined(__s390__) &&      \
-    !defined(__riscv)
+    !defined(__riscv) && !defined(__loongarch__)
 NOINLINE void BuiltinLongJmpFunc1(jmp_buf buf) {
   // create three red zones for these two stack objects.
   int a;
@@ -646,9 +646,9 @@
   }
 }
 #endif  // !defined(__ANDROID__) && !defined(__arm__) &&
-        // !defined(__aarch64__) && !defined(__mips__)
-        // !defined(__mips64) && !defined(__s390__)
-        // !defined(__riscv)
+        // !defined(__aarch64__) && !defined(__mips__) &&
+        // !defined(__mips64) && !defined(__s390__) &&
+        // !defined(__riscv) && !defined(__loongarch__)
 
 TEST(AddressSanitizer, UnderscopeLongJmpTest) {
   static jmp_buf buf;
diff --git a/compiler-rt/test/asan/CMakeLists.txt b/compiler-rt/test/asan/CMakeLists.txt
--- a/compiler-rt/test/asan/CMakeLists.txt
+++ b/compiler-rt/test/asan/CMakeLists.txt
@@ -14,7 +14,7 @@
 endif()
 
 macro(get_bits_for_arch arch bits)
-  if (${arch} MATCHES "x86_64|powerpc64|powerpc64le|aarch64|arm64|mips64|mips64el|s390x|sparcv9|riscv64")
+  if (${arch} MATCHES "x86_64|powerpc64|powerpc64le|aarch64|arm64|mips64|mips64el|s390x|sparcv9|riscv64|loongarch64")
     set(${bits} 64)
   elseif (${arch} MATCHES "i386|arm|mips|mipsel|sparc")
     set(${bits} 32)